Use 'tude' parameter for attitudes

lib/twitter/search.rb

@@ -42,6 +42,7 @@ def clear
       @cache = nil
       @query = {}
       @query[:q] = []
+      @query[:tude] = []
       self
     end
 
@@ -133,7 +134,7 @@ def until_date(date)
     # @example Return an array of tweets containing happy emoticons
     #   Twitter::Search.new.positive.fetch
     def positive
-      @query[:q] << ":)"
+      @query[:tude] << ":)"
       self
     end
 
@@ -143,7 +144,7 @@ def positive
     # @example Return an array of tweets containing sad emoticons
     #   Twitter::Search.new.negative.fetch
     def negative
-      @query[:q] << ":("
+      @query[:tude] << ":("
       self
     end
 
@@ -153,7 +154,7 @@ def negative
     # @example Return an array of tweets containing question marks
     #   Twitter::Search.new.question.fetch
     def question
-      @query[:q] << "?"
+      @query[:tude] << "?"
       self
     end
 

spec/twitter/search_spec.rb

@@ -261,23 +261,23 @@
     describe ".positive" do
 
       it "should set the query to include ':)'" do
-        @client.positive.query[:q].should include ':)'
+        @client.positive.query[:tude].should include ':)'
       end
 
     end
 
     describe ".negative" do
 
       it "should set the query to include ':('" do
-        @client.negative.query[:q].should include ':('
+        @client.negative.query[:tude].should include ':('
       end
 
     end
 
     describe ".question" do
 
       it "should set the query to include '?'" do
-        @client.question.query[:q].should include '?'
+        @client.question.query[:tude].should include '?'
       end
 
     end